Rule 34 Dev - 2019 abs animal_genitalia animal_penis anthro arawn balls bed bedroom biceps canid canine canine_genitalia canine_penis canis caress claws digitigrade duo erection fellatio fur hair hi_res howlfei howlfeiwolf inside knot long_hair looking_at_another male mammal muscular muscular_male nipples nude open_mouth oral pecs penile penis ponytail precum saliva sex size_difference smile speech_bubble tattoo teeth tongue tongue_out vein veiny_penis wolf yaoi yellow_eyes|3589378096